303W

View detailed technical data, stock status, and sourcing information for: 303W

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303W
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-554-3444
Item Name Code
00014
Assigment Date
01/01/1963 (63 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

pressed retainer fabrication method, 47.00 millimeters nominal overall outside diameter, ground surface finish, 17.00 millimeters nominal bore diameter, 14.0 millimeters nominal overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Width
14.0 millimeters nominal
Bore Diameter
17.00 millimeters nominal
Overall Outside Diameter
47.00 millimeters nominal
Surface Finish
ground
Retainer Fabrication Method
pressed
Load Direction
radial
Bore Shape
straight
Internal Fit-Up Designation
standard
Standard Tolerance Designation
abec no.1
Special Features
type 111, class 1, grade 00
Material
steel overall
Style Designator
loading groove, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-059-9993 No Name Available 10/01/1986
4320-00-836-1596 No Name Available 12/06/1973
3110-01-153-9055 No Name Available 02/01/1987

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
1303M Annular Ball Bearing
1303X1 Annular Ball Bearing
303MQ5A7 Annular Ball Bearing
303W Annular Ball Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-554-3444?
The FSCG of the NSN 3110-00-554-3444 is 3110
Does the NSN 3110-00-554-3444 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-554-3444 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3110-00-554-3444 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-554-3444 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3110-00-554-3444 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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